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P-4050
Инструкция по эксплуатации Страница: 18

Yamaha P-4050 [18/18] Yamaha

Содержание

Power amplifier amplificateur de puissance 1
Yamaha 1
Applies only to products distributed by yamaha corporation of america 2
Canada 2
Connecting the plug and cord warning this apparatus must be earthed 2
Fcc information u s a 2
Important notice for the united kingdom 2
This applies only to products distributed by yamaha canada music ltd 2
This applies only to products distributed by yamaha kemble music u k ltd 2
Air filter maintenance 4
Always use the correct power supply 4
Amplifier ventilation 4
Avoid excessive heat humidity dust and 4
Avoid physical shocks 4
Clean with a soft dry cloth 4
Do not open the case or attempt repairs 4
Handle cables carefully 4
Make sure power is off before making or 4
Or modifications yourself 4
Precautions 4
Removing connections 4
Vibration 4
Cooling fans 5
Input attenuators 5
Operation 5
Power switch indicator 5
Protection indicator 5
Thermal indicator 5
Rear panel 6
2сн e e 7
Gnd terminal 7
Input connectors trs phone type 7
Input mode switch 7
O input terminals screw type 7
Output mode switch 7
Speaker terminals 7
4 inputs 4 outputs 1 input 4 outputs 3 inputs 3 outputs 1 input 3 outputs 2 inputs 2 outputs 1 input 2 outputs 8
Amplifier with 4 inputs and 4 outputs amplifier with 1 input and 4 outputs 8
Combining the input mode and output mode switch settings the amplifier offers the following six application setups 8
Connections 8
D c b b a b 8
Mixer or pre amp output 8
To input terminals 8
C 0 a b 9
C 0 a d 9
Mixer or pre amp output 9
To input terminals 9
Installation details 10
Permanent rack mounting 10
Portable rack mounting 10
Caution for speaker connection 11
Cleaning the filter elements 12
Dry the filter elements thoroughly 12
If the filter elements are exceptionally dirty deter gent washing up liquid may be used 12
Indicator display probable cause remedy protective circuit operation 12
Make sure the power to the amplifier is off 12
Never replace the filter elements while they are still wet replace the elements and front filter grilles the replacement part number of the filter element is vm57950 12
Remove the filter elements and wash in plain water 12
Remove the power plug from the ac mains socket 12
The following table lists the main causes of abnormal operation and the corrective measures required as well as the protective circuit operation in each case 12
To ensure adequate cooling air intake the filter element must be cleaned when it has become clogged the following points describe the cleaning procedure 12
Troubleshooting 12
For european model 13
Purchaser user information specified in en55103 1 and en55103 2 inrush current 16a conformed environment el e2 e3 and e4 13
Specifications 13
Channel separation 14
Frequency response 14
Output power vs power consumption 14
Performance graphs 14
Thd vs output power 14
Block diagram 15
Dimensions 16
Unit mm inch 16
Achtung 17
Advarsel 17
Attention 17
Avvertenza 17
Caution 17
Entretien 17
Kundendienst 17
Observera 17
Service 17
Varoitus 17
Yamaha 18
Yamaha corporation 18

Yamaha P-4050 [18/18] Yamaha

Содержание

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